Remove the WEB_AUDIO compile time flag

third_party/WebKit/Source/modules/webaudio/AudioBasicProcessorHandler.h

 /*
  * Copyright (C) 2010, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef AudioBasicProcessorHandler_h
 #define AudioBasicProcessorHandler_h
 
 #include "modules/ModulesExport.h"
 #include "modules/webaudio/AudioNode.h"
 #include "wtf/Forward.h"
 
-#if ENABLE(WEB_AUDIO)
-
 namespace blink {
 
 class AudioNodeInput;
 class AudioProcessor;
 
 // AudioBasicProcessorHandler is an AudioHandler with one input and one output
 // where the input and output have the same number of channels.
 class MODULES_EXPORT AudioBasicProcessorHandler : public AudioHandler {
 public:
     static PassRefPtr<AudioBasicProcessorHandler> create(NodeType, AudioNode&, float sampleRate, PassOwnPtr<AudioProcessor>);
@@ skipping 15 matching lines @@
 private:
     AudioBasicProcessorHandler(NodeType, AudioNode&, float sampleRate, PassOwnPtr<AudioProcessor>);
     double tailTime() const final;
     double latencyTime() const final;
 
     OwnPtr<AudioProcessor> m_processor;
 };
 
 } // namespace blink
 
-#endif // ENABLE(WEB_AUDIO)
-
 #endif // AudioBasicProcessorHandler_h